/*
 * Copyright (C) 2021 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.tools.adtui.swing.popup

import org.junit.rules.ExternalResource
import javax.swing.PopupFactory

/**
 * A rule that sets up using [FakePopupFactory] in a test.
 */
class PopupRule : ExternalResource() {

  private val fakePopupFactory = FakePopupFactory()
  private val realPopupFactory = PopupFactory.getSharedInstance()

  val mockPopup = fakePopupFactory.mockPopup
  val popupContents
    get() = fakePopupFactory.contents

  override fun before() {
    PopupFactory.setSharedInstance(fakePopupFactory)
  }

  override fun after() {
    PopupFactory.setSharedInstance(realPopupFactory)
  }
}
